Azimov Nurmukhammad Shukhratovich, & Salohiddinova Muhsinakhon Muhammadjon qizi. (2023). THEORETICAL BASIS OF DETERMINING KNOWLEDGE ASSESSMENT OF STUDENTS IN SCHOOL CHEMISTRY USING THE PROGRAMS OF INTERNATIONAL ASSESSMENT (PISA). Academia Repository, 4(12), 211–214. Retrieved from http://academiarepo.org/index.php/1/article/view/303